package m1_simple;

import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
import com.rabbitmq.client.ConnectionFactory;

public class Producer {
    public static void main(String[] args) throws Exception {
        //1.连接 -连接, 通道
        ConnectionFactory f = new ConnectionFactory();
        f.setHost("www.wht6.cn");
        f.setPort(5672);
        f.setUsername("admin");
        f.setPassword("admin");
        Connection connection = f.newConnection();
        Channel channel = connection.createChannel();

        //2.定义队列
        //告诉服务器我们要使用的队列是哪个队列
        //如果已经存在直接使用
        //如果不存在,mq服务器会新建队列
        channel.queueDeclare("helloworld", false, false, false, null);

        //3.发送消息
        channel.basicPublish("", "helloworld", null, "sy".getBytes());
        System.out.println("消息已发送");
        //4.断开连接
        channel.close();
        connection.close();
    }
}
